[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 020001
SEL7
SPC WW 020001
ARZ000-MSZ000-TNZ000-020600-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 607
NWS STORM PREDICTION CENTER NORMAN OK
700 PM CDT SAT SEP 1 2012

THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

       FAR EASTERN ARKANSAS
       NORTHERN MISSISSIPPI
       WESTERN TENNESSEE

EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 700 PM
UNTIL 100 AM CDT.

HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 55 MILES WEST
SOUTHWEST OF MEMPHIS TENNESSEE TO 50 MILES NORTHEAST OF TUPELO
MISSISSIPPI.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOES.

OTHER WATCH INFORMATION...CONTINUE...WW 602...WW 603...WW
604...WW 605...WW 606...

DISCUSSION...A LINEAR BAND OF TSTMS HAS EVOLVED THIS EVENING W OF
MEMPHIS IN ADVANCE OF A VORTICITY MAXIMUM MOVING THROUGH THE OZARK
PLATEAU AND WITHIN A WARM AND MOIST ENVIRONMENT WITH MLCAPE OF
1000-1500 J/KG.  GIVEN THE MODERATELY STRONG WIND FIELD IN
PLACE...SETUP WILL REMAIN SUPPORTIVE OF THE EWD/SEWD CONTINUATION OF
STORMS WITH THE PRIMARY HAZARD BEING DAMAGING WINDS.

AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION
VECTOR 27035.


...MEAD

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